By 2026, hallucination rates shift wildly depending on the benchmark you pick....

https://www.bookmarking-planet.win/hallucinations-are-costing-firms-67-4b-annually-since-2026-benchmarks-show

By 2026, hallucination rates shift wildly depending on the benchmark you pick. Even with active web search, HalluHard models see a 30.2% error rate. Stop relying on vanity metrics and learn how to test your agents against real-world production risks.